TechRabbit takes up to 88% off a selection of refurbished Plantronics headphones and headsets, with prices starting at $9.99. Plus, all orders receive free shipping. A 1-year TechRabbit warranty applies.

VMInnovations offers the refurbished Sennheiser MX 680 Adidas Sports In-Ear Headphones in Yellow for $4.99 with free shipping. That's the best we could find for a similar refurb by $20. Features include a frequency response of 18Hz to 20,000Hz, 16 ohms impedance, foam ear pads, and a cable clip.

Walmart offers the refurbished Beats Studio Over-the-Ear Headphones in Black, model no. 4H6G2AM/A, for $79.99 with free shipping. That's tied with our mention from a week ago as the lowest total price we could find for these refurbished headphones by $20. They feature a built-in mic.

iTech Deals offers the refurbished Motorola S10-HD Bluetooth Stereo Headphones, model no. MO-SJYN0692B, for $23.99. Coupon code "DNMTS10" cuts the price to $18.99. With free shipping, that's the lowest total price we could find for a refurb by $6. It features a built-in microphone, 8 hours of play time, and water-resistance. Deal ends December 11.

Groupon offers the factory-refurbished Vizio 29" 2-Channel Wireless Bluetooth Soundbar, model no. SB2920-C6, for $49.99 with free shipping. That's $3 under our August mention of a refurb and $30 below the lowest total price we could find for this new. It features a 70Hz to 19kHz frequency response and two 2.5" speakers. A 90-day Vizio warranty applies.